/*

 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

import nsk.share.*;

import nsk.share.jpda.*;

import nsk.share.jdi.*;

/**

 * Launches a new Java process that uses a communication pipe to interact

 * with the test.

 */

public class TestProcessLauncher {

    private final String className;

    private final ArgumentHandler argHandler;

    private IOPipe pipe;

    public TestProcessLauncher(String className, ArgumentHandler argHandler) {

        this.className = className;

        this.argHandler = argHandler;

    }

    public TestProcessLauncher(String className) {

        this(className, new ArgumentHandler(new String[0]));

    }

    public Process launch() {

        String java = argHandler.getLaunchExecPath();

        Log log = new Log(System.out, argHandler);

        Binder binder = new Binder(argHandler, log);

        binder.prepareForPipeConnection(argHandler);

        String cmd = java + " " + className + " -pipe.port=" + argHandler.getPipePort();

        Debugee debuggee = binder.startLocalDebugee(cmd);

        debuggee.redirectOutput(log);

        pipe = new IOPipe(debuggee);

        String line = pipe.readln();

        if (!"ready".equals(line)) {

            System.out.println("Wrong reply received:" + line);

        }

        return debuggee.getProcess();

    }

    public void quit() {

        if (pipe != null) {

            pipe.println("quit");

        }

    }

}